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MATEMATIKA PEMINATAN KELAS XI MIPA/IIS

Authored by Awalia Rahmadhani

Mathematics

2nd Grade

Used 428+ times

MATEMATIKA PEMINATAN KELAS XI MIPA/IIS
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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Untuk 0° ≤ x ≤ 360° himpunan penyelesaian dari sin x = 1/2 adalah ….

0O

30O

45O

60O

90O

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Untuk 0° ≤ x ≤ 360° himpunan penyelesaian dari cos (x − 30°) = 1/2 √2

{75°, 345°}

{60°, 300°}

{75°, 300°}

{60°, 345°}

{90°, 345°}

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Himpunan penyelesaian persamaan 2cos 2x − 3 cos x + 1 = 0 untuk 0 < x < 2π adalah…

{π/6, 5π/6}

{π/6, 11π/6}

{π/3, 2π/3}

{π/3, 5π/3}

{2π/3, 4π/3}

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nilai dari cos 75o adalah ....

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1

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5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika α dan β merupakan sudut-sudut lancip dan sin α = 4/5 dan sin β = 12/13, nilai dari cos (α+β) = …

-33/65

0

33/65

63/65

1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nilai dari cos 63 . cos 87 – sin 63 . sin 87 = …

-1/2√3

-1/2

0

1/2

1/2√3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika dan merupakan sudut-sudut lancip dan sin α = 4/5 dan sin β = 12/13, nilai dari sin (α+β) = …

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0

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1

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